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Author Question: A hollow spherical planet is inhabited by people who live inside it, where the gravitational field ... (Read 47 times)

kellyjaisingh

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on: Jul 29, 2018
A hollow spherical planet is inhabited by people who live inside it, where the gravitational field is zero. When a very massive spaceship lands on the planet's surface, inhabitants find that the gravitational field inside the planet is
 
  A) still zero.
  B) non-zero, directed toward the spaceship.
  C) non-zero, directed away from the spaceship.

Question 2

Which rocket would require more fuel?
 
  A) one going from the Moon to Earth.
  B) one going from Earth to the Moon.
  C) both the same.


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Sassygurl126

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: B


kellyjaisingh

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Reply 2 on: Jul 29, 2018
Gracias!

meganmoser117

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Reply 3 on: Yesterday
Excellent

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